package com.shopping.service;

import com.shopping.pojo.ProductSpec;

import java.util.List;

public interface ProductSpecService {
    public List<ProductSpec> selectProductSpecByProductId(Integer productId);
    public int getProductSpecNum(Integer productId);
    public boolean insertProductSpec(ProductSpec productSpec);
    public boolean updateProductSpec(ProductSpec productSpec);
    public boolean deleteProductSpec(Integer id);
}
